[PATCH 4/6] drm/amdgpu: add support for cyan skillfish without IP discovery
Alex Deucher
alexander.deucher at amd.com
Fri Jun 27 14:33:40 UTC 2025
For platforms without an IP discovery table.
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 30 +++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index 81b3443c8d7f4..ae89dc9687435 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -2573,6 +2573,36 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
amdgpu_discovery_get_vcn_info(adev);
}
break;
+ case CHIP_CYAN_SKILLFISH:
+ if (adev->apu_flags & AMD_APU_IS_CYAN_SKILLFISH2) {
+ r = amdgpu_discovery_reg_base_init(adev);
+ if (r)
+ return -EINVAL;
+
+ amdgpu_discovery_harvest_ip(adev);
+ amdgpu_discovery_get_gfx_info(adev);
+ amdgpu_discovery_get_mall_info(adev);
+ amdgpu_discovery_get_vcn_info(adev);
+ } else {
+ cyan_skillfish_reg_base_init(adev);
+ adev->sdma.num_instances = 2;
+ adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(2, 0, 3);
+ adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(2, 0, 3);
+ adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(5, 0, 1);
+ adev->ip_versions[HDP_HWIP][0] = IP_VERSION(5, 0, 1);
+ adev->ip_versions[SDMA0_HWIP][0] = IP_VERSION(5, 0, 1);
+ adev->ip_versions[SDMA1_HWIP][1] = IP_VERSION(5, 0, 1);
+ adev->ip_versions[DF_HWIP][0] = IP_VERSION(3, 5, 0);
+ adev->ip_versions[NBIO_HWIP][0] = IP_VERSION(2, 1, 1);
+ adev->ip_versions[UMC_HWIP][0] = IP_VERSION(8, 1, 1);
+ adev->ip_versions[MP0_HWIP][0] = IP_VERSION(11, 0, 8);
+ adev->ip_versions[MP1_HWIP][0] = IP_VERSION(11, 0, 8);
+ adev->ip_versions[THM_HWIP][0] = IP_VERSION(11, 0, 1);
+ adev->ip_versions[SMUIO_HWIP][0] = IP_VERSION(11, 0, 8);
+ adev->ip_versions[GC_HWIP][0] = IP_VERSION(10, 1, 3);
+ adev->ip_versions[UVD_HWIP][0] = IP_VERSION(2, 0, 3);
+ }
+ break;
default:
r = amdgpu_discovery_reg_base_init(adev);
if (r) {
--
2.50.0
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